MakeItFrom.com
Menu (ESC)

ACI-ASTM CF8M Steel vs. ACI-ASTM CF10SMnN Steel

Both ACI-ASTM CF8M steel and ACI-ASTM CF10SMnN steel are iron alloys. Both are furnished in the heat treated (HT) condition. They have 90% of their average alloy composition in common. There are 28 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is ACI-ASTM CF8M steel and the bottom bar is ACI-ASTM CF10SMnN steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 170
190
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 50
34
Fatigue Strength, MPa 280
260
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 78
75
Tensile Strength: Ultimate (UTS), MPa 540
660
Tensile Strength: Yield (Proof), MPa 290
330

Thermal Properties

Latent Heat of Fusion, J/g 300
340
Maximum Temperature: Corrosion, °C 420
410
Maximum Temperature: Mechanical, °C 1000
900
Melting Completion (Liquidus), °C 1440
1360
Melting Onset (Solidus), °C 1400
1310
Specific Heat Capacity, J/kg-K 480
500
Thermal Expansion, µm/m-K 16
16

Otherwise Unclassified Properties

Base Metal Price, % relative 19
15
Density, g/cm3 7.8
7.5
Embodied Carbon, kg CO2/kg material 3.8
3.1
Embodied Energy, MJ/kg 53
45
Embodied Water, L/kg 160
150

Common Calculations

PREN (Pitting Resistance) 28
19
Resilience: Ultimate (Unit Rupture Work), MJ/m3 230
180
Resilience: Unit (Modulus of Resilience), kJ/m3 210
280
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
26
Strength to Weight: Axial, points 19
24
Strength to Weight: Bending, points 19
22
Thermal Shock Resistance, points 12
15

Alloy Composition

Carbon (C), % 0 to 0.080
0 to 0.1
Chromium (Cr), % 18 to 21
16 to 18
Iron (Fe), % 60.3 to 71
59.1 to 65.4
Manganese (Mn), % 0 to 1.5
7.0 to 9.0
Molybdenum (Mo), % 2.0 to 3.0
0
Nickel (Ni), % 9.0 to 12
8.0 to 9.0
Nitrogen (N), % 0
0.080 to 0.18
Phosphorus (P), % 0 to 0.040
0 to 0.060
Silicon (Si), % 0 to 2.0
3.5 to 4.5
Sulfur (S), % 0 to 0.040
0 to 0.030